Table 1.
Relationship between microvascular density (MD) and the surgical outcomes of encephaloduroarteriosynangiosis
| MD | Total | Collateral circulation (%) | Improvement of symptoms (%) | ||
|---|---|---|---|---|---|
| Favorable | Unfavorable | Favorable | Unfavorable | ||
| Children | |||||
| Low | 12 | 6 (50.0) | 6 (50.0) | 5 (41.7) | 7 (58.3) |
| Medium | 33 | 26 (78.8) | 7 (21.2) | 25 (75.8) | 8 (24.2) |
| High | 44 | 40 (90.9) | 4 (9.1) | 37 (84.1) | 7 (15.9) |
| Total | 89 | 72 (80.9) | 17 (19.1) | 67 (75.3) | 22 (24.7) |
| Adults | |||||
| Low | 69 | 21 (30.4) | 48 (69.6) | 34 (49.3) | 35 (50.7) |
| Medium | 58 | 42 (72.4) | 16 (27.6) | 42 (72.4) | 16 (27.6) |
| High | 27 | 22 (81.5) | 5 (18.5) | 21 (77.8) | 6 (22.2) |
| Total | 154 | 85 (55.2) | 69 (44.8) | 97 (63.0) | 57 (37.0) |